She says the man was uncooperative and did not comply with officers' orders.

Aguilar says officers opened fire when the man charged them with a weapon. She did not specify the type of weapon.

The man was hospitalized and his condition was unknown. He has not been identified.

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7:05 a.m.

Authorities say California Highway Patrol officers shot and wounded a man walking on a downtown Los Angeles highway after he charged at them with a weapon.

All northbound lanes of Interstate 110 are closed following the shooting early Tuesday, backing up commuter traffic for miles.

LAPD Detective Meghan Aguilar says CHP officers responded reports of a pedestrian in lanes. She says the man was uncooperative and did not comply with officers' orders. Aguilar says officers opened fire when the man charged at them with a weapon. She did not say what kind of weapon it was.

The man was hospitalized in unknown condition. He has not been identified.

The north side of the interstate, a key route through downtown LA, is expected to be closed until at least 9 a.m.

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5:20 a.m.

The California Highway Patrol has closed all northbound lanes of Interstate 110 through downtown Los Angeles following a shooting on the freeway involving a CHP officer.

Los Angeles police Officer Norma Eisenman says the shooting occurred shortly after midnight Tuesday near Olympic Boulevard. She did not have additional details.